(n.) A lizardlike reptile of the genus Chamaeleo, of several species, found in Africa, Asia, and Europe. The skin is covered with fine granulations; the tail is prehensile, and the body is much compressed laterally, giving it a high back.
Example Sentences:
(1) During cricket movement, the chameleon locked both eyes straight forward in their orbits and followed the cricket movement with a visually guided head movement.
(2) An immunocytochemical method, using glutaraldehyde fixation and an antiserum developed against a GABA-glutaraldehyde protein conjugate, permitted direct visualization of GABAergic structures in the brain of a reptile (chameleon).
(3) One thing that really surprised me about him was he was chameleon-like, which is obvious in the transition of characters he developed over the years, but you’d never notice him if he was out walking in the street.
(4) This "chameleonic" effect results in different solubility parameters for a solute, depending on the polarity of the solvent.
(5) Chameleon, goldfish, and frog retinas were nonreactive.
(6) It was hypothesized that during movement of both a cricket and the body of an alert chameleon, the visually guided head movement and the vestibulo-collic reflex were additive.
(7) Chameleon head movement was studied to learn how information from more than one sensory system can be co-ordinated to produce a single motor behavior.
(8) Also featured are the puffer fish, dung beetle, veiled chameleon and moon jellyfish.
(9) During movement of the body of an anesthetized chameleon, there was no measurable movement of the head relative to the body.
(10) They accuse Zuma of being a political chameleon who tells audiences what they want to hear, reassuring business, courting trade unions and communists, appealing to populist sentiments for the death penalty and against gay marriage.
(11) Living in the middle of all of this name calling and double standards, I had to harden my heart.” It’s an insight, and an interesting one for a political character who was at once direct and plain speaking – yet often frustratingly enigmatic, a chameleon who would fade in and out of sight.
(12) Yet despite official denunciation and celebration of diversity, racism as a concept in this country endures, adapting and readapting, chameleon-like to the changing social and political times.
(13) Despite asynchrony, saccades of left and right eyes of African chameleons had similar timing statistics.
(14) He was the first, the original and the best pop chameleon, ringing the ch-ch-changes for every new release or tour, playing with costume, masks and alter egos in a way that always felt organic and interesting.
(15) Security researchers have discovered a botnet they have dubbed "Chameleon" which they calculate is costing display advertisers around $6m (£3.9m) per month by falsely viewing billions of pages and adverts on about 200 sites owned by a small group of publishers.
(16) "The British electorate are a sophisticated bunch who will see through his chameleon tendencies and conclude this attack is not an act of leadership but one of cowardice as he panders to the extreme wing of his own party and tries to claw back support from Ukip," he said.
(17) This something for everybody is "a little bit too chameleon-like", she said.
(18) Some visual, vestibular and proprioceptive reflexes which contribute to gaze (head + eye) stabilization were quantified in the chameleon.
(19) These pathogens have not been reported previously in chameleons, nor has a combined infection of circulating monocytes with these two pathogens been reported for any animal.
(20) "There are very few actors who can be so chameleon-like and inhabit roles in the way he does," says David Wolstencroft, who wrote the legal thriller The Escape Artist, which ended on BBC1 this week.
Iguana
Definition:
(n.) Any species of the genus Iguana, a genus of large American lizards of the family Iguanidae. They are arboreal in their habits, usually green in color, and feed chiefly upon fruits.
Example Sentences:
(1) Control iguanas fed a diet with adequate calcium (2.7%) and phosphours (1.1%) had well mineralized bones with wide cortices and thick metaphyseal trabeculae.
(2) In some ways, roaches are no different to gorillas, gerbils or iguanas, or any other creatures that we don’t routinely eat.
(3) This ultrastructural study was undertaken to investigate the morphological changes which occur in the fast twitch gastrocnemius muscle of the reptile Iguana iguana after nerve section.
(4) The capacity of skeletal muscle to synthesize glycogen from lactate was tested in the iliofibularis muscle of the desert iguana, Dipsosaurus dorsalis.
(5) This result points towards a period of independent evolution of the reptile lines leading to the Common Iguana on one hand and to the Viper on the other.
(6) In response to systemic injections of hypertonic solutions of NaCl and sucrose, the iguana drank and retained enough water to dilute the injected load to isotonicity irrespective of whether water was offered immediately or after 3 hr, and irrespective of whether the solute was administered I.V.
(7) A unique type of hexagonal eosinophilic cytoplasmic inclusion was observed within syncytia of infected Terrapene cell cultures incubated at 36 C. In vivo studies revealed no evidence of pathogenicity of iguana virus for suckling mice, embryonated hen's eggs, or several species of reptiles and amphibians.
(8) Iguana virus is ether-sensitive and, as presumptively indicated by studies of inhibition by bromodeoxyuridine, possesses a deoxyribonucleic type of nucleic acid.
(9) Desert iguanas, Dipsosaurus dorsalis, displaying freerunning circadian locomotor rhythms in conditions of constant darkness and temperature received electrolytic lesions to the hypothalamus.
(10) In some ways, roaches are no different to gorillas, gerbils or iguanas, or any creatures that we don’t routinely eat Representatives of many of these enterprises have made their way to Ede, carting along product samples or prototypes to display in a large foyer at the conference hotel.
(11) An appendix presents a method for measuring the microscopic area of intestines with ridges rather than villi, applies this method to desert iguana intestine, and measures area amplification due to villi in wood rat intestine.
(12) The microsomal fraction of iguana liver catalyzed the transformation of 7alpha,12alpha-dihydroxycholest-4-en-3-one to 5alpha-cholestane-3alpha,7alpha,12alpha-triol in good yield.
(13) In a test of the first prediction, omnivorous desert iguanas eating alfalfa pellets (a high-carbohydrate diet) were compared with desert iguanas eating mealworms (a low-carbohydrate, higher-protein diet).
(14) The impact of temperature on the chemical control of respiration in the Mexican black iguana Ctenosaura pectinata was examined by measuring ventilatory responses to graded hypoxia with and without 2.9% inspired CO2 at 25, 30, and 35 degrees C. Black iguanas increased pulmonary ventilation in response to hypoxia by increasing both tidal volume and respiratory frequency.
(15) After water deprivation, the iguana promptly drank slightly more than enough water to restore the body fluids to isotonicity even under conditions of hypervolaemia.
(16) The goals of this study were: (1) to describe the total pattern of projections from the optic tectum of Iguana iguana and Pseudemys scripta; and (2) to describe the contributions of particular lamina of the Iguana's optic tectum to this total pattern.
(17) Contractile properties and innervation patterns were determined in identified single fibers from the iliofibularis muscle of the desert iguana, Dipsosaurus dorsalis.
(18) The present experiments were designed to trace the central auditory pathways in an extant reptile, the New Worlkd lizard--Iguana iguana, utilizing anterograde axonal degeneration stained by the Fink-Heimer ('67) method and the retrograde axonal transport of horseradish peroxidase (LaVail and LaVail, '74).
(19) This study evaluated these three hypotheses by analyzing the activity of the hypaxial muscles of green iguanas (Iguana iguana).
(20) We conclude that, in response to substances which dehydrate cells, the iguana regulates its body osmolality precisely and efficiently provided it is able to do so by drinking.